✦ LIBER ✦
The negatively charged protein extracted from Tetrahymena pyriformis as an attractant in Amoeba proteus chemotaxis
✍ Scribed by Mitsuo Nohmi; Katsuhisa Tawada
- Publisher
- John Wiley and Sons
- Year
- 1974
- Tongue
- English
- Weight
- 436 KB
- Volume
- 84
- Category
- Article
- ISSN
- 0021-9541
No coin nor oath required. For personal study only.
✦ Synopsis
Abstract
We extracted a pure protein from Tetrahymena pyriformis as the chemotactic substance in Amoeba proteus. The protein was heat‐stable, negatively charged at neutral pH (since its isoelectric point was near pH 4.5) and composed of three subunits. Its molecular weight was 3 × 8,000.